TY  - BOOK
AU  - Beauregard,Raymond A
AU  - Fraleigh,John B
TI  - A first course in linear algebra: with optional introduction to groups, rings, and fields 
AV  - QA 251 B42
PY  - 1973///
CY  - Boston
PB  - Houghton Mifflin
KW  - Álgebra lineal
KW  - Algebra abstracta
ER  -